ciphergoth comments on Open Thread: January 2010 - Less Wrong

5 Post author: Kaj_Sotala 01 January 2010 05:02PM

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Comment author: ciphergoth 07 January 2010 03:42:50PM 2 points [-]

ke^x is its own derivative for any k, including 0. It's a lot more convenient for 1 not to be prime. But 0! = 1, for example.